[S390] sysfs_create_xxx return values.

Take return values of sysfs_create_group & friends into account.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 11 insertions, 7 deletions

diff --git a/drivers/s390/char/tape_core.c b/drivers/s390/char/tape_core.c
index 122b4d8965c..2826aed9104 100644
--- a/drivers/s390/char/tape_core.c
+++ b/drivers/s390/char/tape_core.c
@@ -543,20 +543,24 @@ int
 tape_generic_probe(struct ccw_device *cdev)
 {
         struct tape_device *device;
+        int ret;
 
         device = tape_alloc_device();
         if (IS_ERR(device))
                 return -ENODEV;
-        PRINT_INFO("tape device %s found\n", cdev->dev.bus_id);
+        ccw_device_set_options(cdev, CCWDEV_DO_PATHGROUP);
+        ret = sysfs_create_group(&cdev->dev.kobj, &tape_attr_group);
+        if (ret) {
+                tape_put_device(device);
+                PRINT_ERR("probe failed for tape device %s\n", cdev->dev.bus_id);
+                return ret;
+        }
         cdev->dev.driver_data = device;
+        cdev->handler = __tape_do_irq;
         device->cdev = cdev;
         device->cdev_id = busid_to_int(cdev->dev.bus_id);
-        cdev->handler = __tape_do_irq;
-
-        ccw_device_set_options(cdev, CCWDEV_DO_PATHGROUP);
-        sysfs_create_group(&cdev->dev.kobj, &tape_attr_group);
-
-        return 0;
+        PRINT_INFO("tape device %s found\n", cdev->dev.bus_id);
+        return ret;
 }
 
 static inline void